.upload-box{
    width: 500px;
    padding: 5px 0;
    box-sizing: border-box;
}
.upload-box *{
    box-sizing: border-box;
}
.upload-main{
    width: 100%;
    height: 32px;
    overflow: hidden;
}
.upload-main .upload-main-show{
    width: calc(100% - 110px);
    border: 1px solid #dcdcdc;
    padding: 3px 0;
    line-height: 24px;
    overflow: hidden;
    float: left;
}
.upload-main .upload-main-show .upload-main-click{
    padding: 0 5px;
    text-decoration: none;
    width: 50px;
    text-align: center;
    height: 24px;
    float: left;
}
.upload-main .upload-main-show .upload-filename{
    border: none;
    border-left: 1px solid #efefef;
    padding-left: 10px;
    width: calc(100% - 50px);
    height: 24px;
    float: left;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.upload-main .upload-main-show .upload-filename.empty{
    color: #dcdcdc;
}
.upload-main .upload-download-btn{
    width: 100px;
    float: right;
    height: 100%;
}